package edu.zju.gis.dbfg.server.util;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public final class SpringUtil implements ApplicationContextAware {
    private static ApplicationContext context = null;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if (SpringUtil.context == null)
            SpringUtil.context = applicationContext;
    }

    public static <T> T getBean(Class<T> clazz) {
        return context.getBean(clazz);
    }

    public static <T> boolean containsBean(String name) {
        return context.containsBean(name);
    }
}
